Why is Kate Moss being called a potential witness in Johnny Depp's case?

Kate Moss was spotted in a Los Angeles court on Monday, which is the day

when the trial of Johnny Depp's estranged wife Amber Heard is scheduled to start.

The reason why Kate Moss was there is not known yet. But some news sources speculate that she might be a potential witness in the case and will testify for Johnny Depp's defence.

Reportedly, Moss was spotted on the set of the movie Mortdecai with Jeremy Renner on Monday.